(The scientific name is for the gall wasp that creates these galls.) · 8/25/2009 · Nashua River Rail Trail, East Pepperell, Massachusetts · ≈ 6 × 4″ (15 × 10 cm)
Composite of many photos with different focal planes. · 10/12/2009 · Nashua River Rail Trail, Nashoba, Ayer, Massachusetts
(The scientific name is for the gall wasp that creates these galls.) · 9/14/2009 · Near Nashoba Hospital, Ayer, Massachusetts · ≈ 7 × 4½″ (17 × 11 cm)
7/29/2023 · Tom and Susan’s, Pepperell, Massachusetts
(The scientific name is for the gall wasp that creates these galls.) · 4/7/2010 · Nashua River Rail Trail, Groton, Massachusetts · ≈ 12 × 8″ (31 × 20 cm)
(The scientific name is for the gall wasp that creates these galls.) · 7/20/2012 · J. Harry Rich Dirt Road, Groton, Massachusetts · ≈ 9 × 6″ (22 × 14 cm)
Andricus kollari description by Thomas H. Kent, last updated 25 May 2020.
(The scientific name is for the gall wasp that creates these galls.) · 9/14/2009 · Near Nashoba Hospital, Ayer, Massachusetts · ≈ 7 × 4½″ (17 × 11 cm)
(The scientific name is for the gall wasp that creates these galls.) · 8/25/2009 · Nashua River Rail Trail, East Pepperell, Massachusetts · ≈ 14 × 9″ (35 × 23 cm)
(The scientific name is for the gall wasp that creates these galls.) · 8/25/2009 · Nashua River Rail Trail, East Pepperell, Massachusetts · ≈ 7 × 11″ (18 × 27 cm)
(The scientific name is for the gall wasp that creates these galls.) · 7/20/2012 · J. Harry Rich Dirt Road, Groton, Massachusetts · ≈ 9 × 6″ (23 × 15 cm)